题目

补全对话 请将A , B , C , D , E五个选项分别填在相应的横线上，使对话完整。 A：Hi , Michael! Would you like to be a greener person? B:    1   .But what should I do ? A: First, you should turn off the lights when you leave a room. B: Oh, that’s easy.    2    . A: Second, walk and ride a bike instead of taking a bus or a taxi if you travel in a short distance. B:     3   . It will save energy and reduce air pollution. A:     4   . Don’t use plastic bags. B: Ok . It’s so easy to be a greener person. A:     5   . B: Action speaks l给正确的说法画“T”，错误的说法画“F”． 一个三角形不是锐角三角形，就是钝角三角形． (　　)